| OLD | NEW |
| (Empty) |
| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CC_OUTPUT_OVERLAY_PROCESSOR_H_ | |
| 6 #define CC_OUTPUT_OVERLAY_PROCESSOR_H_ | |
| 7 | |
| 8 #include "base/basictypes.h" | |
| 9 #include "base/memory/scoped_ptr.h" | |
| 10 #include "cc/output/overlay_candidate.h" | |
| 11 #include "cc/quads/render_pass.h" | |
| 12 | |
| 13 namespace cc { | |
| 14 class OutputSurface; | |
| 15 class ResourceProvider; | |
| 16 | |
| 17 class OverlayProcessor { | |
| 18 public: | |
| 19 class Strategy { | |
| 20 public: | |
| 21 virtual ~Strategy() {} | |
| 22 // Returns false if the strategy cannot be made to work with the | |
| 23 // current set of render passes. Returns true if the strategy was successful | |
| 24 // and adds any additional passes necessary to represent overlays to | |
| 25 // |render_passes_in_draw_order|. | |
| 26 virtual bool Attempt(RenderPassList* render_passes_in_draw_order, | |
| 27 OverlayCandidateList* candidates) = 0; | |
| 28 }; | |
| 29 typedef ScopedPtrVector<Strategy> StrategyList; | |
| 30 | |
| 31 OverlayProcessor(OutputSurface* surface, ResourceProvider* resource_provider); | |
| 32 virtual ~OverlayProcessor(); | |
| 33 // Virtual to allow testing different strategies. | |
| 34 virtual void Initialize(); | |
| 35 | |
| 36 void ProcessForOverlays(RenderPassList* render_passes_in_draw_order, | |
| 37 OverlayCandidateList* candidate_list); | |
| 38 | |
| 39 protected: | |
| 40 StrategyList strategies_; | |
| 41 OutputSurface* surface_; | |
| 42 ResourceProvider* resource_provider_; | |
| 43 | |
| 44 private: | |
| 45 DISALLOW_COPY_AND_ASSIGN(OverlayProcessor); | |
| 46 }; | |
| 47 | |
| 48 } // namespace cc | |
| 49 | |
| 50 #endif // CC_OUTPUT_OVERLAY_PROCESSOR_H_ | |
| OLD | NEW |